1. Numbers
  2. Compare 20897 vs 21157

Compare 20897 vs 21157

Property2089721157
Typeprimeprime
Unique factors11
Total factors11
Prime factorization208971211571
Prime factorization2089721157
Divisors count22
Divisors1, 208971, 21157
Number of properties95
Chen primes1156th 
Good primes264th 
Harmonic primes861st 
Isolated primes 1659th
Long primes893rd 
Primes2350th2378th
Prime triplets (1st member)174th 
Pythagorean primes1169th1181st
Sexy primes (1st member)713th720th
Sexy prime triplets (1st member) 197th
Twin primes (1st member)356th 
Roman numberals  
Base 210100011010000121010010101001012
Base 31001122222310020001213
Base 4110122014110222114
Base 51132042511341125
Base 624042562415416
Base 711463271154537
Base 8506418512458
Base 9315889320179
Base 1020897102115710
Base 1114778111499411
Base 121011512102b112
Base 13968613982613
Base 1478891479d314
Base 1562d215640715
Base 1651a11652a516
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